Re: [PATCH] pinctrl: armada-37xx: change suspend/resume time

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Tue, Jan 8, 2019 at 5:28 PM Miquel Raynal <miquel.raynal@xxxxxxxxxxx> wrote:

> Armada 3700 PCIe IP relies on the pinctrl IP managed by this
> driver. For reasons related to the PCI core's organization when
> suspending/resuming, PCI host controller drivers must reconfigure
> their register at suspend_noirq()/resume_noirq() which happens after
> suspend()/suspend_late() and before resume_early()/resume().
>
> In the current state, after resuming from a suspend to RAM cycle the
> PCIe IP is reconfigured before the pinctrl one which produces an
> interrupt storm. The solution to support PCIe resume operation is to
> change the "priority" of this pinctrl driver PM callbacks to
> "_noirq()".
>
> Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>

Patch applied with Gregory's ACK!

Yours,
Linus Walleij